Autoignition temperature - Study guides, Class notes & Summaries

3.3.9 Arc Mapping correct answers The systematic evaluation of the electrical circuit configuration, spatial relationship of the circuit components, and identification of electrical arc sites to assist in the identification of the area of origin and analysis of the fire's spread. 3.3.12 Area of Origin correct answers A structure, part of a structure, or general geographic location within a fire scene, in which the "point of origin" of a fire or explosion is reasonably believed to be ...

The minimum temperature to which a fuel in air must be heated to begin self sustaining combustion independent of a heat source is the _________ - Fire point The temperature at which the evaporation rate exceeds the rate of condensation is the ___________ - Autoignition temperature The lowest temperature at which a liquid gives off sufficient vapors to ignite or flash at the surface is the _______ - Flash point The ratio of a weight of a volume of gas to an equal volume of dry air (air=1) i...

CFEI Definitions (Definitions from NFPA 921 and NFPA 1033) 2022 Absolute Temperature. - Answer ️️ -A temperature measured in Kelvins (K) or Rankines (R). Accelerant. - Answer ️️ -A fuel or oxidizer, often an ignitible liquid, intentionally used to initiate a fire or increase the rate of growth or spread of fire. Accident. - Answer ️️ -An unplanned event that interrupts an activity and sometimes causes injury or damage or a chance occurrence arising from unknown causes; an unexp...

NAFI CFEI OFFICIAL Exam Questions With Verified Answers CODE A standard that is an extensive compilation of provisions covering broad subject matter or that is suitable for adoption into law independently of other codes and standards. GUIDE A document that is advisory or informative in nature and that contains only non mandatory provision. This may contain mandatory statements such as when it can be used, but the document as a whole is not suitable for adoption into law. Recommended Pra...

IFSTA/Essentials of Fire Fighting 7th Addition - Chapter 4 Fires involve a heat producing chemical reaction between fuel and: - ANSWER An oxidizer When a substance changes from one type of matter into another, such as two or more substances combining to form compounds, the substance undergoes a: - ANSWER ...

The minimum temperature to which a fuel in air must be heated to begin self sustaining combustion independent of a heat source is the _________ - Fire point The temperature at which the evaporation rate exceeds the rate of condensation is the ___________ - Autoignition temperature The lowest temperature at which a liquid gives off sufficient vapors to ignite or flash at the surface is the _______ - Flash point The ratio of a weight of a volume of gas to an equal volume of dry air (air=1) i...

NAFI CFEI OFFICIAL Exam Questions With Verified Answers CODE A standard that is an extensive compilation of provisions covering broad subject matter or that is suitable for adoption into law independently of other codes and standards. GUIDE A document that is advisory or informative in nature and that contains only non mandatory provision. This may contain mandatory statements such as when it can be used, but the document as a whole is not suitable for adoption into law. Recommended Pra...

Evidence - Demonstrative Tangible items; see, touch, smell, hear. Evidence - Documentary Written form; business records, banking, calendars, phone records, fire reports, etc... Evidence - Testimonial Competent live witness speaking under oath; two types; fact and expert Evidence - illustrative Photos, sketches, maps, diagrams. Modes are frequently used at trial. Evidence - illustravtive Photos and Videos; what, why, how, when Evidence collection Document ...

IFSTA Hazardous Materials for First Responders Fifth Edition Chapter 43 states of matter - correct answer Gas, liquid, solid, Gas - correct answer Fluid that has neither independent shape nor volume, gases tend to expand indefinitely Liquid - correct answer Fluid that has no independent shape but does have a specific volume. Liquids flow in accordance with laws of gravity Solid - correct answer Substance that has both a specific shape without a container + volume Difficult if not pos...

Firefighter HAZMAT OPS Practice Test 1 The piping for the ____________ contained outside of the tank, usually on the ends, with a manhole on top of the tank. a) IM 101 b) IM 102 c) IM 105 d) IM 107 Ans- b) IM 102 The statement, "Keep Away from Waterways," is found on a pesticide label. This statement is referred to as a/an: a) Signal Word b) Hazard Statement c) Pest Control Product Warning d) Incompatibility Statement Ans- b) Hazard Statement The vehicle pictured below is an: ...